en/html/ip__hdr_8h_source.html

 #ifndef IP_HDR_H

 #define IP_HDR_H


 /* IP header */

 struct sniff_ip {

         u_char  ip_vhl;

         u_char  ip_tos;

         u_short ip_len;

         u_short ip_id;

         u_short ip_off;

         #define IP_RF 0x8000

         #define IP_DF 0x4000

         #define IP_MF 0x2000

         #define IP_OFFMASK 0x1fff

         u_char  ip_ttl;

         u_char  ip_p;

         u_short ip_sum;

         struct  in_addr ip_src,ip_dst;

 };

 #define IP_HL(ip)               (((ip)->ip_vhl) & 0x0f)

 #define IP_V(ip)                (((ip)->ip_vhl) >> 4)


 #endif // IP_HDR_H

sniff_ip::ip_vhl
u_char ip_vhl
Definition: ip_hdr.h:9

sniff_ip::ip_off
u_short ip_off
Definition: ip_hdr.h:13

sniff_ip::ip_len
u_short ip_len
Definition: ip_hdr.h:11

sniff_ip::ip_tos
u_char ip_tos
Definition: ip_hdr.h:10

sniff_ip::ip_id
u_short ip_id
Definition: ip_hdr.h:12

sniff_ip
The sniff_ip struct defines the packet header of a tcp internet packet. Used to extract IP layer info...
Definition: ip_hdr.h:8